Revenue - Narrative (Details) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Contract asset allowance	$ (20.3)	$ (18.5)
Contract liabilities	59.1	62.8
Prepaid expenses and other current assets
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Contract assets	380.9	337.4
Other non-current assets
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Contract assets	$ 85.3	$ 71.1